15288559

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 20079360

約数和(自身を除く): 4790801

約数列:

[1, 11, 13, 17, 19, 143, 187, 209, 221, 247, 323, 331, 2431, 2717, 3553, 3641, 4199, 4303, 5627, 6289, 46189, 47333, 61897, 69179, 73151, 81757, 106913, 804661, 899327, 1176043, 1389869, 15288559]

約数ペア:

[(1, 15288559), (11, 1389869), (13, 1176043), (17, 899327), (19, 804661), (143, 106913), (187, 81757), (209, 73151), (221, 69179), (247, 61897), (323, 47333), (331, 46189), (2431, 6289), (2717, 5627), (3553, 4303), (3641, 4199)]